bool ArrowModel::intersect(double p1, double q1, double p2, double q2) { double x1, y1; double x2, y2; Goocanvas::Points points = this->property_points().get_value(); for(int i=0; i<points.get_num_points()-1; i++) { points.get_coordinate(i, x1, y1); points.get_coordinate(i+1, x2, y2); // calculte intersection double s1_x, s1_y, s2_x, s2_y; s1_x = x2 - x1; s1_y = y2 - y1; s2_x = p2 - p1; s2_y = q2 - q1; double s, t; s = (-s1_y * (x1 - p1) + s1_x * (y1 - q1)) / (-s2_x * s1_y + s1_x * s2_y); t = ( s2_x * (y1 - q1) - s2_y * (x1 - p1)) / (-s2_x * s1_y + s1_x * s2_y); if ((s >= 0) && (s <= 1) && (t >= 0) && (t <= 1)) return true; } return false; }
void ArrowModel::onPointUpdated(void) { GraphicModel::points.clear(); double x1, y1; GyPoint pt; if(!bNullArrow) { // Adding label position Glib::RefPtr<Goocanvas::Item> item = parentWindow->m_Canvas->get_item(label); if(item) { Goocanvas::Bounds bi = item->get_bounds(); bi = item->get_bounds(); pt.x = bi.get_x1(); pt.y = bi.get_y1(); } else pt.x = pt.y = -1; } GraphicModel::points.push_back(pt); Goocanvas::Points pts = this->property_points().get_value(); for(int i=0; i<pts.get_num_points(); i++) { pts.get_coordinate(i, x1, y1); pt.x = x1; pt.y = y1; GraphicModel::points.push_back(pt); } }
int ArrowModel::addPoint(double x, double y) { int index = 0; double x1, y1; double x2, y2; Goocanvas::Points points = this->property_points().get_value(); for(int i=0; i<points.get_num_points()-1; i++) { points.get_coordinate(i, x1, y1); points.get_coordinate(i+1, x2, y2); if((x > fmin(x1, x2)) && (x < fmax(x1, x2)) && (y > fmin(y1, y2)) && (y < fmax(y1, y2))) { double d = ((x-x1)*(x2-x1) + (y-y1)*(y2-y1)) / ((x2-x1)*(x2-x1)+(y2-y1)*(y2-y1)); if((d > 0.0) && (d < 1.0)) { index = i; break; } } } addPoint(index, x, y); return index+1; }
Gdk::Point ArrowModel::getPoint(int index) { Goocanvas::Points points = this->property_points().get_value(); if(index >= points.get_num_points()) return Gdk::Point(-1,-1); double x, y; points.get_coordinate(index, x, y); return Gdk::Point((int)x,(int)y); }
bool ArrowModel::setPoint(int index, double x, double y) { Goocanvas::Points points = this->property_points().get_value(); if(index >= points.get_num_points()) return false; points.set_coordinate(index, x, y); this->property_points().set_value(points); onPointUpdated(); return true; }
void ArrowModel::updatCoordiantes(void) { if(!bNested) { Gdk::Point pt1 = source->getContactPoint(this); Gdk::Point pt2 = destination->getContactPoint(this); setPoint(0, pt1.get_x(), pt1.get_y()-ARROW_LINEWIDTH/2.0); Goocanvas::Points points = this->property_points().get_value(); setPoint(points.get_num_points()-1, pt2.get_x(), pt2.get_y()-ARROW_LINEWIDTH/2.0); updatLabelCoordiante(); } }
int ArrowModel::getIndex(double x, double y) { double x1, y1; Goocanvas::Points points = this->property_points().get_value(); for(int i=0; i<points.get_num_points(); i++) { points.get_coordinate(i, x1, y1); if((x1 == x) && (y1 == y)) return i; } return -1; }
// add a new point after index bool ArrowModel::addPoint(int index, double x, double y) { Goocanvas::Points points = this->property_points().get_value(); if(index >= points.get_num_points()) return false; Goocanvas::Points new_points(points.get_num_points()+1); for(int i=0; i<=index; i++) { double _x, _y; points.get_coordinate(i, _x, _y); new_points.set_coordinate(i, _x, _y); } new_points.set_coordinate(index+1, x, y); for(int i=index+1; i<points.get_num_points(); i++) { double _x, _y; points.get_coordinate(i, _x, _y); new_points.set_coordinate(i+1, _x, _y); } this->property_points().set_value(new_points); onPointUpdated(); return true; }
void ArrowModel::updatLabelCoordiante(void) { if(!bNullArrow) { Goocanvas::Points points = this->property_points().get_value(); if(points.get_num_points() < 3) { double x1, y1, x2, y2; Goocanvas::Points points = this->property_points().get_value(); int index = points.get_num_points() / 2; points.get_coordinate(index-1, x1, y1); points.get_coordinate(index, x2, y2); int text_w, text_h; PangoLayout *layout = gtk_widget_create_pango_layout((GtkWidget*)parentWindow->gobj(), strLabel.c_str()); PangoFontDescription *fontdesc = pango_font_description_from_string("Monospace 9"); pango_layout_set_font_description (layout, fontdesc); pango_layout_get_pixel_size (layout, &text_w, &text_h); setLabelPosition((x1+x2)/2.0 - text_w/2.0, (y1+y2)/2.0); } } }
bool ArrowModel::inside(double p1, double q1, double p2, double q2) { double x1, y1; double x2, y2; Goocanvas::Points points = this->property_points().get_value(); points.get_coordinate(0, x1, y1); points.get_coordinate(points.get_num_points()-1, x2, y2); x1 = fmin(x1, x2); x2 = fmax(x1, x2); y1 = fmin(y1, y2); y2 = fmax(y1, y2); if((x1>=p1) && (x1<=p2) && (y1>=q1) && (y2<=q2)) return true; return false; }
bool ArrowModel::setPoint(double x, double y, double x_new, double y_new) { double x1, y1; Goocanvas::Points points = this->property_points().get_value(); for(int i=0; i<points.get_num_points(); i++) { points.get_coordinate(i, x1, y1); if((x1 == x) && (y1 == y)) { points.set_coordinate(i, x_new, y_new); break; } } this->property_points().set_value(points); onPointUpdated(); return true; }
ArrowModel::ArrowModel(ApplicationWindow* parentWnd, Glib::RefPtr<PortModel> src, Glib::RefPtr<PortModel> dest, Connection* con, ApplicationModel* appModel, bool nullArw): PolylineModel(0,0,0,0), connection(NULL, NULL) { parentWindow = parentWnd; source = src; destination = dest; selected = false; bExist = false; bNullArrow = nullArw; applicationModel = appModel; bNested = (applicationModel != NULL); if(appModel) application = appModel->getApplication(); else application = parentWindow->manager.getKnowledgeBase()->getApplication(); if(con) { strLabel = con->carrier(); connection = *con; } this->property_close_path().set_value(false); this->property_line_width().set_value(ARROW_LINEWIDTH); this->property_arrow_width().set_value(5.0); if(!bNullArrow) this->property_end_arrow().set_value(true); if(bNested) { defaultColor = "#555555"; //GooCanvasLineDash *dash = goo_canvas_line_dash_new (ARROW_LINEWIDTH, 3.0, 3.0); //g_object_set(this->gobj(), "line-dash", dash, NULL); } else defaultColor = "black"; source->addSourceArrow(this); destination->addDestinationArrow(this); if(!bNullArrow) { string strCarrier = strLabel; string dummyLabel; //Adding connection if(application) { string strFrom, strTo; Glib::RefPtr<InternalPortModel> intPort; Glib::RefPtr<ExternalPortModel> extPort; Glib::RefPtr<PortArbitratorModel> arbPort; Module* module; InputData* input = NULL; OutputData* output = NULL; bool bExternFrom = false; bool bExternTo = false; // port arbitrator at the destination arbPort = Glib::RefPtr<PortArbitratorModel>::cast_dynamic(destination); // source intPort = Glib::RefPtr<InternalPortModel>::cast_dynamic(source); if(intPort) { output = intPort->getOutput(); module = (Module*) output->owner(); strFrom = string(module->getPrefix()) + string(intPort->getOutput()->getPort()); dummyLabel = string(intPort->getOutput()->getPort()); if(!strCarrier.size()) { strCarrier = intPort->getOutput()->getCarrier(); if(arbPort) strCarrier += "+recv.priority"; } } else { extPort = Glib::RefPtr<ExternalPortModel>::cast_dynamic(source); strFrom = extPort->getPort(); dummyLabel = string(extPort->getPort()); if(!strCarrier.size() && arbPort) strCarrier = "udp+recv.priority"; bExternFrom = true; } // destination intPort = Glib::RefPtr<InternalPortModel>::cast_dynamic(destination); if(intPort) { input = intPort->getInput(); module = (Module*) input->owner(); strTo = string(module->getPrefix()) + string(intPort->getInput()->getPort()); dummyLabel += string(" -> ") + string(intPort->getInput()->getPort()) + string(" "); if(!strCarrier.size()) { strCarrier = intPort->getInput()->getCarrier(); if(arbPort) strCarrier += "+recv.priority"; } } else if(arbPort) { intPort = Glib::RefPtr<InternalPortModel>::cast_dynamic(arbPort->getPortModel()); extPort = Glib::RefPtr<ExternalPortModel>::cast_dynamic(arbPort->getPortModel()); if(intPort) { input = intPort->getInput(); module = (Module*) input->owner(); strTo = string(module->getPrefix()) + string(intPort->getInput()->getPort()); dummyLabel += string(" -> ") + string(intPort->getInput()->getPort()) + string(" "); if(!strCarrier.size()) { strCarrier = intPort->getInput()->getCarrier(); strCarrier += "+recv.priority"; } } else { strTo = extPort->getPort(); dummyLabel += string(" -> ") + string(extPort->getPort()) + string(" "); bExternTo = true; if(!strCarrier.size()) strCarrier = "udp+recv.priority"; } } else { extPort = Glib::RefPtr<ExternalPortModel>::cast_dynamic(destination); strTo = extPort->getPort(); dummyLabel += string(" -> ") + string(extPort->getPort()) + string(" "); bExternTo = true; if(!strCarrier.size()) strCarrier = "udp"; } connection.setFrom(strFrom.c_str()); connection.setTo(strTo.c_str()); connection.setCarrier(strCarrier.c_str()); connection.setFromExternal(bExternFrom); connection.setToExternal(bExternTo); connection.setCorOutputData(output); connection.setCorInputData(input); connection.setModel(this); connection = parentWindow->manager.getKnowledgeBase()->addConnectionToApplication(application, connection); tool = TooltipModel::create(parentWindow, dummyLabel.c_str()); } strLabel = strCarrier; this->property_stroke_color().set_value(defaultColor.c_str()); if(strLabel.size()) label = LabelModel::create(parentWindow, this, strLabel.c_str()); else label = LabelModel::create(parentWindow, this, strCarrier.c_str()); // if it is an auxilary connections /* if((strLabel.find("virtual") != std::string::npos) || (strLabel.find("auxiliary") != std::string::npos) ) { GooCanvasLineDash *dash = goo_canvas_line_dash_new (ARROW_LINEWIDTH, 3.0, 3.0); g_object_set(this->gobj(), "line-dash", dash, NULL); } */ if(bNested) { applicationModel->add_child(label); label->property_visibility().set_value(Goocanvas::ITEM_HIDDEN); } else parentWindow->getRootModel()->add_child(label); label->raise(); showLabel(parentWindow->m_showLabel); } Gdk::Point pt1 = source->getContactPoint(this); Gdk::Point pt2 = destination->getContactPoint(this); setPoint(0, pt1.get_x(), pt1.get_y()-ARROW_LINEWIDTH/2.0); Goocanvas::Points points = this->property_points().get_value(); setPoint(points.get_num_points()-1, pt2.get_x(), pt2.get_y()-ARROW_LINEWIDTH/2.0); setLabel(strLabel.c_str()); updatCoordiantes(); //printf("%s : %d\n", __FILE__, __LINE__); }